List of top Chemistry Questions on The p-Block Elements

An acid `X' is prepared by acidifying an aqueous solution of borax. Which of the following statements are true for `X'?
I. It is white liquid with soapy touch
II. It is sparingly soluble in water
III. It is strong monobasic acid
IV. It acts as Lewis acid
Among the following the neutral oxide is
Which of the following sets are correctly matched?
Which of the following is not associated with water molecules?
The number of P=O and P-O-P bonds present in the oxoacid of phosphorus, prepared by treating red P$_4$ with alkali, are respectively
Identify the incorrect statement about the group 13 elements
Ammonium chloride on reaction with calcium hydroxide gives a gas X. The incorrect statement about X is
Correct statements regarding halides of group 14 elements:
I. Stability of dihalides: SiX$_2$ > GeX$_2$ > SnX$_2$ > PbX$_2$
II. SnF$_4$, PbF$_4$ are ionic
III. PbI$_4$ does not exist
The reaction/s which represent the production of diborane on an industrial scale is/are:
I. 4BF$_3$ + 3LiAlH$_4$ → 2B$_2$H$_6$ + 3LiF + 3AlF$_3$
II. 2NaBH$_4$ + I$_2$ → B$_2$H$_6$ + 2NaI + H$_2$
III. 2BF$_3$ + 6NaH → B$_2$H$_6$ + 6NaF
The correct order of atomic radii of Al, Ga, In, Tl is
Which of the following set of Oxides is not correctly matched?
Identify the number of metalloids from the following: Sb, Be, P, Ge, Te, S, Cs, Tc, I
Ionization enthalpies of the elements X, Y, Z having successive atomic numbers respectively are 2080, 496, 737 kJ mol$^{-1}$. X, Y, Z are:
Which of the following catalysts is used in Haber’s process for the manufacture of ammonia ?
The most abundant noble gas in atmosphere is
The maximum covalency of nitrogen is
The hybridization of S in SO$_3$ is
Ammonia can be dried by
Which of the following is the structural formula of hypophosphorous acid?
Which among the following is the strongest base?
Identify the incorrect statement about silica.
Which of the following statements are correct ?
I) SnF\(_4\) is ionic in nature
II) Stability of dihalides of group 14 elements increases down the group
III) GeCl\(_2\) is more stable than GeCl\(_4\)
The number of amphoteric, basic, and acidic oxides among the following respectively are: \[ \text{CrO}_3, \, \text{MgO}, \, \text{K}_2\text{O}, \, \text{B}_2\text{O}_3, \, \text{Al}_2\text{O}_3, \, \text{In}_2\text{O}_3, \, \text{PbO}, \, \text{As}_2\text{O}_3 \]
Identify the correct statements from the following:
I. \(\text{In}_2\text{O}_3\) is a basic oxide.
II. \(\text{TiCl}_2\) is more ionic in nature than \(\text{TiCl}_3\).
III. Boron reacts with dinitrogen at high temperature to form BN.
In group 14 elements, the element with highest melting point is X and element with lowest melting point is Y. X and Y respectively are